Home / 343,014.18-473,208.78-206,972.25

Finding the Fourth Proportional to 343,014.18, 473,208.78 and 206,972.25

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Solution

The fourth proportional to 343,014.18, 473,208.78 and 206,972.25 is: 285,530.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,014.18 : 473,208.78 = 206,972.25 : x
  2. Step 2: Convert to fraction form
    343,014.18/473,208.78 = 206,972.25/x
  3. Step 3: Cross multiply
    343,014.18x = 473,208.78 × 206,972.25
  4. Step 4: Simplify right side
    343,014.18x = 97,941,085,916.36
  5. Step 5: Solve for x
    x = 97,941,085,916.36/343,014.18
  6. Step 6: Final answer
    x = 285,530.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.